Lab Exercise 4: As an Information Security Architect your task is to demonstrate

Lab Exercise 4: As an Information Security Architect your task is to demonstrate the “Principles of Information Security Governance ”, this should include the below requirements. 
Address each requirement in detail, it should cover the entire lifecycle of the below requirements. Also identify relevant diagrams and presentation for your work. 
1. Information Security Governance Best Practices 2. WhyInformationSecurityGovernanceisNeeded
3. RolesandResponsibilities